Electromechanical relay - Power dissipation during the gradual decay of inductor current

Q.  Where do the power gets dissipated during the gradual decay of an inductor current (upto zero value) by turning OFF the transistor in an electromechanical relay?
- Published on 12 Nov 15

a. Internal resistance of the coil
b. Internal Diode resistance
c. Both a & b
d. None of the above

ANSWER: Both a & b

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